<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link href='https://cdn.bootcdn.net/ajax/libs/minireset.css/0.0.2/minireset.min.css' rel='stylesheet'/>
    <title>适口比例</title>
</head>
<body>
    <style>
        body{
            width: 100vw;
            height: 100vh;
        }
        :root{
            font-size: calc( 100vw / 375);
        }
        img{
            width: 375rem;
        }
    </style>
   <div>
       <img src="images/Palatable.png" alt="">
   </div> 
</body>
</html>